The Economic Times

In 1967, Muhammad Ali refused to join US army during Vietnam War; it costed him his boxing title at the peak of career

Muhammad Ali was at the height of his boxing career when he refused to be inducted into the U.S. Army during the Vietnam War in 1967. The decision cost him his heavyweight title, boxing licence and several prime years in the ring, but it also became one of the most defining moments of his life. Here's what happened and how the boxing legend eventually fought his way back.